2016520038

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{128621}}^1$

素因数の和:128709

約数の個数: 48

約数和(自身を含む): 4775477616

約数和(自身を除く): 2758957578

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 67, 78, 117, 134, 201, 234, 402, 603, 871, 1206, 1742, 2613, 5226, 7839, 15678, 128621, 257242, 385863, 771726, 1157589, 1672073, 2315178, 3344146, 5016219, 8617607, 10032438, 15048657, 17235214, 25852821, 30097314, 51705642, 77558463, 112028891, 155116926, 224057782, 336086673, 672173346, 1008260019, 2016520038]

約数ペア:

[(1, 2016520038), (2, 1008260019), (3, 672173346), (6, 336086673), (9, 224057782), (13, 155116926), (18, 112028891), (26, 77558463), (39, 51705642), (67, 30097314), (78, 25852821), (117, 17235214), (134, 15048657), (201, 10032438), (234, 8617607), (402, 5016219), (603, 3344146), (871, 2315178), (1206, 1672073), (1742, 1157589), (2613, 771726), (5226, 385863), (7839, 257242), (15678, 128621)]